PortBlog.API/PortBlog.API/Services/MailService.cs

using AutoMapper;
using PortBlog.API.Common;
using PortBlog.API.Entities;
using PortBlog.API.Models;
using PortBlog.API.Repositories.Contracts;
using PortBlog.API.Services.Contracts;
using System.Net;
using System.Net.Mail;

namespace PortBlog.API.Services
{
    public class MailService : IMailService
    {
        private readonly ILogger<MailService> _logger;
        private readonly IConfiguration _configuration;
        private readonly IMailRepository _mailRepository;
        private readonly IMapper _mapper;

        public MailService(IConfiguration configuration, ILogger<MailService> logger, IMailRepository mailRepository, IMapper mapper)
        {
            _logger = logger;
            _configuration = configuration;
            _mailRepository = mailRepository;
            _mapper = mapper;
        }

        public async Task SendAsync(MessageSendDto messageSendDto)
        {
            _logger.LogInformation($"Sending message from {messageSendDto.Name} ({messageSendDto.FromEmail}).");
            messageSendDto.Subject = $"Message from {messageSendDto.Name}: Portfolio";
            var messageEntity = _mapper.Map<Message>(messageSendDto);
            try
            {
                var mailSettings = _configuration.GetSection("MailSettings").Get<MailSettingsDto>();

                if (mailSettings != null && mailSettings.Enable)
                {
                    using (var client = new SmtpClient())
                    {
                        client.Host = mailSettings.Host;
                        client.Port = mailSettings.Port;
                        client.DeliveryMethod = SmtpDeliveryMethod.Network;
                        client.UseDefaultCredentials = false;
                        client.EnableSsl = true;
                        client.Credentials = new NetworkCredential(mailSettings.Email, mailSettings.Password);

                        using (var messageMessage = new MailMessage(
                                from: new MailAddress(messageSendDto.FromEmail),
                                to: new MailAddress(messageSendDto.ToEmail, messageSendDto.CandidateName)
                        ))
                        {

                            messageMessage.Subject = messageSendDto.Subject;
                            messageMessage.Body = messageSendDto.Content;

                            client.Send(messageMessage);
                            messageSendDto.SentStatus = (int)MailConstants.MailStatus.Success;
                        }
                    }

                    _mailRepository.AddMessage(messageEntity);
                    await _mailRepository.SaveChangesAsync();
                }
            }
            catch (Exception ex)
            {
                _logger.LogCritical($"Exception while sending mail from {new MailAddress(messageSendDto.FromEmail, messageSendDto.Name)}", ex);
                messageSendDto.SentStatus = (int)MailConstants.MailStatus.Failed;
                _mailRepository.AddMessage(messageEntity);
                await _mailRepository.SaveChangesAsync();
                throw new Exception();
            }
        }
    }
}